C222133313331333131123313231333133313331333131123313232211212231   >>    C22213331333133313112331323133313331333133313112331323221121223   <<    C222133313331333131123313231333133313331333131123313232211212233   >>      C222133313331333131123313231333133313331333131123313232211212232   >>